How To Care for LiPo Packs

Learn how a simple chart for measure the at rest voltage of a LiPo battery pack helps determine the state of charge, or remaining capacity. The best part? It's both easy and free!

Ubiquitous in the workshop

An essential workshop component, a common design defect comes from depending on foam weatherstrip to protect the fuselage surface - oops!

Move concrete blocks!

Selecting servos for a 118" wingspan Extra 260 powered by 150cc engine, is no laughing matter. When a District 7 IMAC-pilot reports . . . (more)

Servo secrets

There are three basic types of motor inside the servo. In order of desirability these are: brushed, coreless, and brushless. Learn more . . .